1. Go to this page and download the library: Download dzer/express library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
dzer / express example snippets
use dzer\express\Express;
//Express::search('快递单号','快递公司代码(可空)','返回格式(可空)');
$rs = Express::search('807209844896');